i have seen people who dose copper main tank and manage to keep lps after removing copper for a long period of time (you can check from reefcentral ). And from personal experience i have kept cleaner shrimps in a copper tank before.
Hoping to be able to keep this few fishes again! Crosshatch tiggerfish,jumbo achillies tang,jumbo sohal tang and conspicuous angel.Anyone selling one please let me know
Haha okok i rescape till almost rockless liao... either way in future then upgrade now will have to make do with what i have : when are you coming back ^^